Martin Argerami

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16,907 reputation
2941
bio website math.uregina.ca/~argerami
location Regina, Canada
age 45
visits member for 1 year, 4 months
seen 8 mins ago
stats profile views 1,060

I'm an Operator Algebraist (which interestingly makes me an analyst!)


560 Answers

newest activity votes
25
Integer solutions to $\sqrt{a} + \sqrt{b} = \sqrt{c}$
21
What made you choose your research field?
16
How do you explain the concept of logarithm to a five year old?
12
Is mathematics the only language that is not subject of interpretation?
12
$GL_n(\mathbb{R})$ is cyclic?
11
Every multiplicative linear functional on $\ell^{\infty}$ is the limit along an ultrafilter.
11
“Clean” approach to integrals
11
Why does the Hilbert curve fill the whole square?
11
Proof that $\pi$ is rational
10
How to make notes when learning a new topic
9
Fake homeomorphism between $R$ and $R^2$
9
$\mathrm{det}(A-B)\neq0$ if and only if $\mathrm{det}(A+B)\neq0$?
8
How does $\lim A_n$ being not invertible imply $\sup_n\|A_n^{-1}\|=\infty$?
8
A is 5×5 matrix, all of whose entries are 1
8
Wrong Wolfram alpha result?
8
On linearly independent matrices
8
space of continuous functions
8
Does certain matrix commutes with square root of another one?
8
Matrix - Show $\det(A) =0$
8
Differentiable function with nowhere differentiable derivitive
7
The matrix by $tr(A^{m})=0$ for every $m$.
7
Calculating norm of a $2 \times 3$ matrix
7
Continuity of the sign function
7
Am I correct if I say $\lim_{n\rightarrow\infty}\sum_{k=1}^n\frac{\sqrt{k}}{(k+1)^2}$ converges?
7
Using Group Theory
7
Is a finite union of bounded sets bounded in any metrical space?
7
Cauchy Sequence that Does Not Converge
6
If $f: \mathbb{C}\to\mathbb{C}$ is bounded, then is it a constant?
6
Is there a need for another integration technique?
6
Show that $\int_0^\infty \sin\left(x^2\right)dx$ converges, but that $\int_0^\infty \sqrt{\sin^2\left(x^2\right)}dx$ does not.
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